Overview
overview
6Static
static
3music-conv....0.exe
windows11-ltsc_2024-x64
6$PLUGINSDIR/INetC.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3$TEMP/Micr...up.exe
windows11-ltsc_2024-x64
6com-tunefa...er.exe
windows11-ltsc_2024-x64
6Analysis
- max time kernel
899s - max time network
479s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-ja - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-jalocale:ja-jpos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 06:24
Static task
static1
Behavioral task
behavioral1
Sample
music-converter-4.0.exe
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral2
Sample
$PLUGINSDIR/INetC.dll
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral6
Sample
$TEMP/MicrosoftEdgeWebview2Setup.exe
Resource
win11ltsc2024-20260911-ja
Behavioral task
behavioral7
Sample
com-tunefab-musicone-installer.exe
Resource
win11ltsc2024-20260911-ja
General
- Target $PLUGINSDIR/System.dll
- Size 12KB
- Sample261102-g6hpvs1vft
- SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
- MD5 cff85c549d536f651d4fb8387f1976f2
- SHA1 d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
- SHA512 531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
- SSDEEP 192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr
- TLSH T126426B129BB089F2F591583814667F2A6FBE9C5D27F50563CFE304D63D212CB983A283
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 5876 5016 WerFault.exe 90 - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4048 wrote to memory of 5016 4048 rundll32.exe 90
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4048 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5016 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5016 -s 5123⤵
- Program crash
PID:5876
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5016 -ip 50161⤵PID:5988
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:1264
-
C:\Windows\System32\SecurityHealthHost.exe\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding1⤵PID:4372